Extreme Danger: The Hardy Boys: Undercover Brothers Book 1 by Franklin W. Dixon

ATAC BRIEFING FOR AGENTS FRANK AND JOE HARDY

MISSION: To find the mastermind behind a possible attack at the Big Air Games.
LOCATION: Philadelphia, PA.
POTENTIAL VICTIMS: Top extreme athletes in the country. Thousands of spectators.
SUSPECTS: There may be a group of extremists working together. There may be just one.

• Author: Franklin W. Dixon
• Publisher: Simon & Schuster
• Language: English
• Format: Paperback
• ISBN: 9781416900023 , 1416900020
• Genre: Juvenile Fiction